I am doing a financial analysis of Comcast's data that I have included in the post. I need to discuss the DuPont formula in relation to the information in the post. I have tried to do it myself, but I am really confused about the DuPont formula itself.

Southeast Case Research Journal - Volume 8, Issue 1, Fall, 2011 TABLE 4 Comcast Corporation's Annual Balance Sheet (2005-2009) (S Million) Dec09 Dec08 Dec07 Dec06 Dec05 ASSETS Cash Inventories Receivables Other Total current 721 1,254 1,061 2,974 841 1,7111, 791 3,2233,7163,667 1,626 836 1,645 961 1,450 778 5,202 1,060 693 2,594 TOTAL ASSETS 112,733 113,017113,417 110,405 103,146 LIABILITIES Total Current Liabilities 7,249 8,939 TOTAL LIABILITIES 70,012 72,567 72,077 69,238 62,927 TOTAL EQUITY LIABILITIES & 7,952 7,440 6,269 2,721 40,450 41,34041,167 40,219 112,733113,017113,417110,405103,146 EQUITY Note. Source: (Comcast, n.d.b; Standard & Poor's, 2010)